The branch releng/13.0 has been updated by gordon: URL: https://cgit.FreeBSD.org/src/commit/?id=4f590ee3ed7eb15cb3583f5fa1af75f0f45a475c
commit 4f590ee3ed7eb15cb3583f5fa1af75f0f45a475c Author: Gordon Tetlow <[email protected]> AuthorDate: 2021-08-24 17:28:07 +0000 Commit: Gordon Tetlow <[email protected]> CommitDate: 2021-08-24 17:28:07 +0000 Fix NVMe iovec construction for large IOs. Approved by: so Security: EN-21:25.bhyve --- usr.sbin/bhyve/pci_nvme.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/usr.sbin/bhyve/pci_nvme.c b/usr.sbin/bhyve/pci_nvme.c index 24f401630d6d..bd21819f0607 100644 --- a/usr.sbin/bhyve/pci_nvme.c +++ b/usr.sbin/bhyve/pci_nvme.c @@ -1976,7 +1976,7 @@ nvme_write_read_blockif(struct pci_nvme_softc *sc, /* PRP2 is pointer to a physical region page list */ while (bytes) { /* Last entry in list points to the next list */ - if (prp_list == last) { + if ((prp_list == last) && (bytes > PAGE_SIZE)) { uint64_t prp = *prp_list; prp_list = paddr_guest2host(vmctx, prp, _______________________________________________ [email protected] mailing list https://lists.freebsd.org/mailman/listinfo/dev-commits-src-all To unsubscribe, send any mail to "[email protected]"
